General
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Target
4b9f0252381e0379f0df3a5f070f5540651febca711f7b9e8f2e3406b65e283e
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Size
796KB
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Sample
220430-egr6wsfaa8
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MD5
5e14a9363a1e1956ed3a9bbc3b937a01
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SHA1
53b43c8aef8c35f123ebb9b77cc738048f0b9751
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SHA256
4b9f0252381e0379f0df3a5f070f5540651febca711f7b9e8f2e3406b65e283e
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SHA512
1becd601f2c03a2522eb8ef3e5b517cdc93fa4aec514b779915fbd1dcd6feec2b79865ef48332e91865d94bfe2c280f30126621f16d68c392b49bc81823c3446
Malware Config
Extracted
djvu
http://fuyt.org/fhsgtsspen6/get.php
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extension
.dewd
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offline_id
u8l8S1WNPrtypqzE5TnCErdyo7HLDDCUTJi8Vbt1
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payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
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ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://www.filemail.com/d/cckhkpsqjvnbjhf Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: manager@time2mail.ch Reserve e-mail address to contact us: supportsys@airmail.cc Your personal ID: 0463JIjdm
Extracted
vidar
51.8
517
https://t.me/mm20220428
https://koyu.space/@ronxik123
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profile_id
517
Targets
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Target
4b9f0252381e0379f0df3a5f070f5540651febca711f7b9e8f2e3406b65e283e
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Size
796KB
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MD5
5e14a9363a1e1956ed3a9bbc3b937a01
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SHA1
53b43c8aef8c35f123ebb9b77cc738048f0b9751
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SHA256
4b9f0252381e0379f0df3a5f070f5540651febca711f7b9e8f2e3406b65e283e
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SHA512
1becd601f2c03a2522eb8ef3e5b517cdc93fa4aec514b779915fbd1dcd6feec2b79865ef48332e91865d94bfe2c280f30126621f16d68c392b49bc81823c3446
Score10/10-
Detected Djvu ransomware
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Vidar
Vidar is an infostealer based on Arkei stealer.
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
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suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses 2FA software files, possible credential harvesting
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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